Analysis of annual rainfall and rainy days trend using Mann Kendall method and sen’s slope estimator in Sangli District of Maharashtra

Abstract

Analysis of rainfall trends is important in studying the impacts of climate change, water resources planning, drought, excessive rainfall and other environmental factors for the particular region. The failure of monsoon has had a disastrous effect on the agriculture sector and a large share of the population dependent on agricultural for livelihood. Sangli district is situated in Western Maharashtra scarcity and Western Maharashtra plain, agro climatic zone of Maharashtra. The present study entitled analysis of annual rainfall and rainy days trend in nine tahsils in Sangli district of Maharashtra state using mann kendall method and sen's slope slope method. The results showed that the Atpadi, Kavthemahankal, Miraj and Palus tahsils showed increasing rainfall and rainy days trend while Jat, Tasgaon and Khanapur tahsils showed decreasing rainfall and rainy days trend. Shirala tahsil showed decreasing rainfall trend and Walwa tahsil showed decreasing rainfall trend with increasing rainy days trends.